2 Answers

Lancerex · Answer 1 · 2017-09-07T03:54:54+0000

2x + 23 + 7 = x + 22 |combine items

2x + 30 = x + 22 |subtract 30 from both sides

2x = x - 8 |subtract x from both sides

x = -8

VeYroN · Answer 2 · 2017-09-10T11:11:03+0000

2x + 23 + 7 = x + 22 Combine like terms (23 + 7)
2x + 30 = x + 22 Subtract x from both sides
x + 30 = 22 Subtract 30 from both sides
x = -8

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